Home / 400,842.03-552,952.38-247,831.32

Finding the Fourth Proportional to 400,842.03, 552,952.38 and 247,831.32

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Solution

The fourth proportional to 400,842.03, 552,952.38 and 247,831.32 is: 341,877.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,842.03 : 552,952.38 = 247,831.32 : x
  2. Step 2: Convert to fraction form
    400,842.03/552,952.38 = 247,831.32/x
  3. Step 3: Cross multiply
    400,842.03x = 552,952.38 × 247,831.32
  4. Step 4: Simplify right side
    400,842.03x = 137,038,918,232.54
  5. Step 5: Solve for x
    x = 137,038,918,232.54/400,842.03
  6. Step 6: Final answer
    x = 341,877.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.